CogniFocus vs pdfzus

CogniFocus

You open Instagram mid-session. The Goblin catches it and calls you out before one scroll becomes an hour. CogniFocus is an Android app blocker + focus timer that interrupts distractions — not just tracks time. → Blocks TikTok, Instagram & more mid-session → Goblin reacts when you drift or finish strong → Recovery nudges keep the session alive → Streaks and XP build the habit Free to start.

pdfzus

pdfzus is a browser-based tool for combining multiple PDF files, arranging them by drag and drop, and compressing the finished document when needed. The core workflow requires no account and adds no watermark. PDF processing happens locally on the user's device, which makes pdfzus useful for applications, email attachments, office documents and upload portals.